/* roulang page: index */
:root{
  --ink:#0B1412;
  --ink-2:#10201C;
  --primary:#0EA37F;
  --primary-dark:#0B8C6C;
  --primary-light:#17C79A;
  --primary-soft:#EEF7F3;
  --lime:#C9F24D;
  --orange:#FF6A3D;
  --bg:#F5F8F6;
  --card:#FFFFFF;
  --line:#E3EAE6;
  --text:#1B2522;
  --muted:#5A6B65;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --r-pill:999px;
  --el1:0 1px 2px rgba(11,20,18,.06);
  --el2:0 8px 24px -12px rgba(11,20,18,.18);
  --el3:0 20px 44px -20px rgba(11,20,18,.30);
  --ease:cubic-bezier(.2,.6,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.8;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--primary-dark)}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--lime);color:var(--ink)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}
@media (min-width:64em){.container{padding:0 24px}}
.section{padding:72px 0}
@media (max-width:63.9375em){.section{padding:48px 0}}
.section-dark{background:var(--ink-2);color:#DDE9E4}
.section-dark h2,.section-dark h3{color:#fff}
.section-soft{background:var(--primary-soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,2.4vw,29px)}
.section-sub{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.7}
.section-dark .section-sub{color:#8FA69F}
.link-more{font-size:14px;font-weight:600;color:var(--primary);white-space:nowrap}
.link-more:hover{color:var(--primary-dark)}
.section-dark .link-more{color:var(--lime)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1.2;text-align:center;cursor:pointer;
  border:1px solid transparent;white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--el2)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#DBFF6B;color:var(--ink);transform:translateY(-1px);box-shadow:0 10px 26px -14px rgba(201,242,77,.9)}
.btn-ghost{background:transparent;border-color:rgba(201,242,77,.55);color:var(--lime)}
.btn-ghost:hover{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.btn-outline{background:transparent;border-color:var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary-soft);color:var(--primary-dark)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-stuck{box-shadow:var(--el2);background:#0A1210;border-bottom-color:rgba(255,255,255,.14)}
.nav-top{padding:14px 0;transition:padding .24s var(--ease)}
.site-header.is-stuck .nav-top{padding:7px 0}
.nav-top-inner{display:flex;align-items:center;gap:18px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--primary),var(--primary-light));
  color:#04120E;display:grid;place-items:center;font-weight:800;font-size:17px;
  box-shadow:0 6px 16px -8px rgba(14,163,127,.9);
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.trend-bar{display:flex;gap:8px;overflow-x:auto;flex:1 1 auto;min-width:0;scrollbar-width:none;padding:2px 0}
.trend-bar::-webkit-scrollbar{display:none}
.trend-pill{
  flex:0 0 auto;font-size:12px;letter-spacing:.02em;padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.07);color:#C1D3CD;border:1px solid transparent;white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.trend-pill:hover{background:rgba(201,242,77,.14);color:var(--lime);border-color:rgba(201,242,77,.4)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-search{
  display:flex;align-items:center;gap:4px;padding:2px 2px 2px 14px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-pill);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--primary-light);background:rgba(255,255,255,.11)}
.nav-search input{width:136px;height:32px;border:0;outline:0;background:transparent;color:#fff;font-size:13px}
.nav-search input::placeholder{color:#8CA39C}
.nav-search button{
  width:32px;height:32px;border:0;border-radius:50%;background:var(--primary);color:#fff;
  display:grid;place-items:center;cursor:pointer;font-size:13px;transition:background .2s var(--ease)
}
.nav-search button:hover{background:var(--primary-dark)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.2);
  background:transparent;color:#fff;cursor:pointer;align-items:center;justify-content:center;font-size:16px
}
.nav-bottom{background:rgba(255,255,255,.035);border-top:1px solid rgba(255,255,255,.07)}
.channel-list{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel-list a{
  display:inline-block;padding:11px 15px;font-size:14px;color:#B4C7C0;white-space:nowrap;
  border-bottom:2px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease)
}
.channel-list a:hover{color:#fff}
.channel-list a.active{color:var(--lime);border-bottom-color:var(--lime);font-weight:600}
@media (max-width:63.9375em){
  .nav-toggle{display:inline-flex}
  .nav-bottom{display:none}
  .nav-search{display:none}
  .trend-bar{display:none}
  .brand-text{font-size:16px}
}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:var(--ink);z-index:120;
  transform:translateX(100%);transition:transform .28s var(--ease);overflow-y:auto;padding:18px 18px 32px;
  border-left:1px solid rgba(255,255,255,.1);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,12,11,.6);z-index:110;opacity:0;pointer-events:none;
  transition:opacity .28s var(--ease)
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;color:#fff}
.drawer-head strong{font-size:15px;font-weight:700}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid rgba(255,255,255,.2);background:transparent;color:#fff;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:20px}
.drawer-nav a{padding:12px 4px;color:#C6D6D1;font-size:15px;border-bottom:1px solid rgba(255,255,255,.07)}
.drawer-nav a.active{color:var(--lime);font-weight:600}
.drawer-search{display:flex;gap:8px;margin-bottom:20px}
.drawer-search input{flex:1;height:42px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;outline:0}
.drawer-search input::placeholder{color:#8CA39C}
.drawer-trends{display:flex;flex-wrap:wrap;gap:8px}

/* ============ Hero ============ */
.hero{position:relative;background:var(--ink);color:#E8F2EE;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:url(/assets/images/backpic/back-1.webp);background-size:cover;background-position:center;opacity:.17}
.hero-glow{position:absolute;inset:0;background:radial-gradient(110% 80% at 12% 0%, rgba(14,163,127,.38), transparent 58%)}
.hero-lines{position:absolute;right:-60px;bottom:-40px;width:560px;opacity:.09;pointer-events:none}
.hero-inner{position:relative;z-index:2;padding:56px 0 0}
@media (max-width:63.9375em){.hero-inner{padding:36px 0 0}}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center}
@media (max-width:63.9375em){.hero-grid{grid-template-columns:1fr;gap:32px}}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.06em;
  color:var(--lime);background:rgba(201,242,77,.1);border:1px solid rgba(201,242,77,.32);
  border-radius:var(--r-pill);padding:5px 14px;margin-bottom:18px
}
.live-dot{width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 0 rgba(255,106,61,.7);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,106,61,.6)}70%{box-shadow:0 0 0 9px rgba(255,106,61,0)}100%{box-shadow:0 0 0 0 rgba(255,106,61,0)}}
.hero h1{font-size:clamp(26px,4vw,40px);line-height:1.28;color:#fff;letter-spacing:-.01em}
.hero-sub{margin-top:16px;font-size:17px;color:#A9C0B9;line-height:1.75;max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12)}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-size:24px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.hero-stats span{font-size:13px;color:#8FA69F}
@media (max-width:39.9375em){.hero-stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.hero-side{position:relative}
.live-card{
  position:relative;border-radius:var(--r-card);overflow:hidden;background:#0E1A17;
  border:1px solid rgba(255,255,255,.12);box-shadow:var(--el3)
}
.live-card img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.92}
.live-card-top{position:absolute;top:14px;left:14px}
.badge-live{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.08em;
  background:var(--lime);color:var(--ink);border-radius:var(--r-pill);padding:4px 11px
}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--orange);animation:pulse 2s infinite}
.live-card-bottom{position:absolute;left:0;right:0;bottom:0;padding:22px 18px 18px;background:linear-gradient(to top,rgba(6,14,12,.94),rgba(6,14,12,.55) 55%,transparent)}
.live-card-bottom h3{font-size:18px;color:#fff}
.live-card-bottom p{font-size:13px;color:#A9C0B9;margin-top:6px}
.live-card-count{
  position:absolute;right:14px;bottom:14px;font-size:12px;color:var(--ink);background:var(--lime);
  border-radius:var(--r-pill);padding:4px 12px;font-weight:600
}
.live-card-count b{font-variant-numeric:tabular-nums;letter-spacing:.04em}
@media (max-width:39.9375em){.live-card-count{display:none}}

/* 倒计时条 */
.count-bar{margin-top:48px;background:rgba(0,0,0,.36);border-top:1px solid rgba(255,255,255,.1);position:relative;z-index:2}
.count-bar-inner{display:flex;align-items:center;gap:22px;padding:18px 0;flex-wrap:wrap}
.count-label{font-size:14px;color:#A9C0B9;white-space:nowrap}
.count-cells{display:flex;gap:10px;flex:1;min-width:0}
.count-cell{
  display:flex;flex-direction:column;align-items:center;min-width:70px;flex:1;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-btn);padding:7px 6px
}
.count-cell b{font-size:22px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:.06em;line-height:1.2}
.count-cell span{font-size:11px;color:#8FA69F;letter-spacing:.06em}
@media (max-width:39.9375em){
  .count-cells{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;width:100%}
  .count-bar-inner{gap:14px}
}

/* ============ 看点列表 ============ */
.spot-list{border-top:1px solid var(--line);background:#fff;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--el1)}
.spot-item{
  display:flex;gap:22px;align-items:flex-start;padding:22px 22px;border-bottom:1px solid var(--line);
  border-left:3px solid transparent;transition:background .2s var(--ease),border-color .2s var(--ease)
}
.spot-item:last-child{border-bottom:0}
.spot-item:hover{background:var(--primary-soft);border-left-color:var(--primary)}
.spot-num{
  font-size:19px;font-weight:800;color:var(--primary);min-width:44px;
  font-variant-numeric:tabular-nums;letter-spacing:.04em;line-height:1.6
}
.spot-main{flex:1;min-width:0}
.spot-main h3{font-size:18px;margin-bottom:6px}
.spot-main p{font-size:14px;color:var(--muted);line-height:1.75}
.spot-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.tag{
  font-size:12px;font-weight:500;letter-spacing:.02em;color:var(--primary-dark);
  background:var(--primary-soft);border:1px solid #D3EAE2;border-radius:var(--r-pill);padding:2px 10px
}
.spot-time{font-size:13px;color:var(--muted);white-space:nowrap;padding-top:4px;font-variant-numeric:tabular-nums}
@media (max-width:39.9375em){
  .spot-item{flex-wrap:wrap;gap:10px;padding:18px 16px}
  .spot-time{width:100%;padding-top:0}
}

/* ============ 订阅 ============ */
.subscribe-card{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-card);padding:36px;box-shadow:var(--el1)
}
@media (max-width:63.9375em){.subscribe-card{grid-template-columns:1fr;gap:26px;padding:26px}}
.subscribe-copy h2{font-size:clamp(22px,2.2vw,28px)}
.subscribe-copy p{margin-top:12px;font-size:15px;color:var(--muted);line-height:1.8}
.subscribe-points{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.subscribe-points li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:var(--muted)}
.subscribe-points i{color:var(--primary);margin-top:5px;font-size:12px}
.subscribe-form{display:flex;flex-direction:column;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field > span{font-size:13px;font-weight:600;color:var(--text)}
.field input{
  height:48px;border-radius:var(--r-input);border:1px solid var(--line);background:#fff;
  padding:0 14px;font-size:15px;color:var(--text);outline:0;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease)
}
.field input::placeholder{color:#9AACA6}
.field input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,163,127,.16)}
.chip-group{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  height:36px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
  color:var(--muted);font-size:13px;cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease)
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark)}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.form-note{font-size:12px;color:var(--muted);line-height:1.7}

/* ============ 入口横条卡 ============ */
.strip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:47.9375em){
  .strip-grid{display:flex;overflow-x:auto;gap:14px;padding-bottom:8px;scrollbar-width:none}
  .strip-grid::-webkit-scrollbar{display:none}
  .strip-grid .strip-card{flex:0 0 min(78vw,320px)}
}
.strip-card{
  display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);
  border-left:3px solid transparent;border-radius:var(--r-card);padding:14px;box-shadow:var(--el1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease)
}
.strip-card:hover{border-left-color:var(--primary);box-shadow:var(--el2);transform:translateY(-2px)}
.strip-card img{width:132px;flex:0 0 132px;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img)}
@media (max-width:39.9375em){.strip-card img{width:104px;flex:0 0 104px}}
.strip-body{min-width:0;flex:1}
.strip-body h3{font-size:16px;margin-bottom:5px}
.strip-body p{font-size:13px;color:var(--muted);line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.strip-btn{
  display:inline-block;margin-top:9px;font-size:13px;font-weight:600;color:var(--primary)
}
.strip-card:hover .strip-btn{color:var(--primary-dark)}

/* ============ 资讯列表 ============ */
.news-cell{margin-bottom:24px}
.news-card{
  position:relative;display:flex;flex-direction:column;height:100%;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease)
}
.news-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary);z-index:2}
.news-card:hover{border-color:var(--primary);box-shadow:var(--el2);transform:translateY(-2px)}
.news-card-media{display:block;aspect-ratio:16/9;overflow:hidden;background:#DDE7E3}
.news-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-card:hover .news-card-media img{transform:scale(1.045)}
.news-card-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 20px;flex:1}
.badge-cat{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--primary-dark);
  background:var(--primary-soft);border:1px solid #D3EAE2;border-radius:var(--r-pill);padding:2px 11px
}
.news-card-title{
  font-size:17px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.news-card-title a{color:var(--text)}
.news-card-title a:hover{color:var(--primary)}
.news-card-desc{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden
}
.news-card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding-top:12px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)
}
.news-card-foot .arrow{color:var(--primary);font-weight:700;transition:transform .2s var(--ease)}
.news-card:hover .news-card-foot .arrow{transform:translateX(4px)}
.empty-state{
  border:1px dashed #BFD6CE;border-radius:var(--r-card);background:#fff;padding:44px 24px;text-align:center
}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:16px}

/* ============ 流程 ============ */
.step-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
@media (max-width:63.9375em){.step-flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:39.9375em){.step-flow{grid-template-columns:1fr}}
.step-flow li{
  position:relative;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--r-card);padding:24px 20px 22px;
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease)
}
.step-flow li:hover{border-color:rgba(201,242,77,.45);background:rgba(201,242,77,.06);transform:translateY(-2px)}
.step-num{
  display:inline-block;font-size:22px;font-weight:800;color:var(--lime);
  font-variant-numeric:tabular-nums;letter-spacing:.05em;margin-bottom:12px
}
.step-flow h3{font-size:18px;margin-bottom:8px}
.step-flow p{font-size:14px;color:#9DB2AC;line-height:1.75}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line);background:#fff;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--el1)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:last-child{border-bottom:0}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.5;
  transition:background .18s var(--ease),color .18s var(--ease)
}
.faq-q:hover{background:var(--primary-soft);color:var(--primary-dark)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid #CEDDD7;color:var(--primary);
  display:grid;place-items:center;font-size:13px;transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease)
}
.faq-item.is-open .faq-icon{transform:rotate(90deg);background:var(--primary);border-color:var(--primary);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-a-inner{padding:0 22px 22px;background:var(--primary-soft);color:var(--muted);font-size:15px;line-height:1.85}
.faq-item.is-open .faq-a-inner{padding-top:16px}

/* ============ CTA 条 ============ */
.cta-band{background:var(--ink);position:relative;overflow:hidden}
.cta-band-bg{position:absolute;inset:0;background-image:url(/assets/images/backpic/back-3.png);background-size:cover;background-position:center;opacity:.14}
.cta-band-inner{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;
  gap:26px;flex-wrap:wrap;padding:52px 0
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);color:#fff}
.cta-band p{margin-top:10px;font-size:15px;color:#A4BCB5;max-width:46em;line-height:1.8}
.cta-band-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#9DB2AC;border-top:2px solid var(--lime)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding:56px 0 40px}
@media (max-width:63.9375em){.footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}}
@media (max-width:39.9375em){.footer-grid{grid-template-columns:1fr;gap:26px}}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:#8FA69F;max-width:26em}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#9DB2AC}
.footer-col a:hover{color:var(--lime)}
.footer-cta p{font-size:14px;line-height:1.8;color:#8FA69F;margin-bottom:16px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#748A84
}
.footer-bottom a{color:#9DB2AC}
.footer-bottom a:hover{color:var(--lime)}

/* roulang page: article */
:root{
  --ink:#0B1412;
  --ink-2:#10201C;
  --brand:#0EA37F;
  --brand-hover:#0B8C6C;
  --brand-light:#17C79A;
  --brand-soft:#EEF7F3;
  --lime:#C9F24D;
  --orange:#FF6A3D;
  --page:#F5F8F6;
  --card:#FFFFFF;
  --line:#E3EAE6;
  --text:#1B2522;
  --muted:#5A6B65;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --el1:0 1px 2px rgba(11,20,18,.06);
  --el2:0 8px 24px -12px rgba(11,20,18,.18);
  --el3:0 18px 40px -18px rgba(11,20,18,.3);
  --ease:cubic-bezier(.2,.6,.3,1);
  --head-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-hover)}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit;margin:0}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px}
::selection{background:rgba(14,163,127,.2)}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:40em){.container{padding:0 24px}}
@media (min-width:90em){.container{max-width:1280px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-stuck{box-shadow:var(--el2)}
.topbar{
  display:flex;align-items:center;gap:16px;
  min-height:var(--head-h);
  transition:min-height .25s var(--ease);
}
.site-header.is-stuck .topbar{min-height:56px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;color:var(--ink);font-weight:700}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:34px;height:34px;flex:none;border-radius:10px;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
  color:#fff;display:grid;place-items:center;font-size:16px;font-weight:700;
  box-shadow:0 4px 12px -6px rgba(14,163,127,.9);
}
.brand-text{font-size:17px;letter-spacing:.01em;white-space:nowrap;line-height:1.2}
.hot-tags{display:flex;align-items:center;gap:8px;flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none}
.hot-tags::-webkit-scrollbar{display:none}
.hot-tags a{
  flex:none;font-size:12px;font-weight:500;letter-spacing:.02em;
  color:var(--muted);background:var(--brand-soft);border:1px solid transparent;
  border-radius:999px;padding:5px 12px;white-space:nowrap;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.hot-tags a:hover{color:var(--brand);border-color:var(--brand);background:#fff}
.nav-search{
  display:flex;align-items:center;gap:6px;flex:none;
  background:var(--page);border:1px solid var(--line);border-radius:999px;
  padding:4px 4px 4px 14px;width:230px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,163,127,.14)}
.nav-search input{border:0;background:transparent;outline:none;font-size:14px;width:100%;line-height:1.6;min-width:0}
.nav-search input::placeholder{color:#93A29C}
.nav-search button{
  width:32px;height:32px;flex:none;border-radius:999px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:13px;transition:background .2s var(--ease);
}
.nav-search button:hover{background:var(--brand-hover)}
.nav-toggle{
  display:none;width:42px;height:42px;flex:none;border-radius:10px;
  border:1px solid var(--line);color:var(--ink);background:#fff;
  place-items:center;font-size:16px;margin-left:auto;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.channel-list{
  display:flex;align-items:center;gap:4px;
  overflow-x:auto;scrollbar-width:none;
  padding-bottom:12px;
  transition:padding .25s var(--ease);
}
.channel-list::-webkit-scrollbar{display:none}
.site-header.is-stuck .channel-list{padding-bottom:8px}
.channel-list a{
  flex:none;font-size:14px;font-weight:500;color:var(--muted);
  padding:7px 14px;border-radius:999px;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.channel-list a:hover{color:var(--brand);background:var(--brand-soft)}
.channel-list a.active{color:#fff;background:var(--brand);font-weight:600}
.site-header.is-stuck .channel-list a{font-size:13px;padding:5px 12px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-hover);color:#fff}
.btn-outline{border-color:var(--brand);color:var(--brand);background:#fff}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-hover)}
.btn-lime{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-lime:hover{background:#D8FF62;color:var(--ink)}
.btn-ghost{border-color:rgba(201,242,77,.55);color:var(--lime);background:transparent}
.btn-ghost:hover{background:var(--lime);color:var(--ink)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,20,18,.5);z-index:79;
  opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,330px);z-index:80;
  background:#fff;padding:22px 20px 32px;overflow-y:auto;
  transform:translateX(102%);transition:transform .3s var(--ease);
  box-shadow:var(--el3);
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-head strong{font-size:15px;color:var(--ink)}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);display:grid;place-items:center;color:var(--muted)}
.drawer-search{display:flex;gap:8px;margin-bottom:20px}
.drawer-search input{
  flex:1;min-height:44px;border:1px solid var(--line);border-radius:10px;padding:0 14px;outline:none;font-size:14px;background:var(--page);
}
.drawer-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,163,127,.14)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer-nav a{
  display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text);
  border:1px solid transparent;transition:.2s var(--ease);
}
.drawer-nav a:hover{background:var(--brand-soft);color:var(--brand)}
.drawer-nav a.active{background:var(--brand-soft);color:var(--brand);border-color:rgba(14,163,127,.28);font-weight:600}
.drawer-title{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--muted);margin:0 0 10px}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.drawer-tags a{font-size:12px;padding:6px 12px;border-radius:999px;background:var(--brand-soft);color:var(--muted)}
.drawer-tags a:hover{background:var(--brand);color:#fff}

/* ============ 文章头部 ============ */
.article-hero{
  position:relative;overflow:hidden;
  background:var(--ink);color:#fff;
  padding:34px 0 46px;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
  opacity:.16;
}
.article-hero::after{
  content:"";position:absolute;width:360px;height:360px;right:-120px;top:-140px;
  border:1px solid rgba(201,242,77,.16);border-radius:50%;pointer-events:none;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.55)}
.breadcrumb a{color:rgba(255,255,255,.7)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(255,255,255,.35)}
.breadcrumb .current{color:var(--brand-light);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  background:rgba(201,242,77,.14);color:var(--lime);
  border:1px solid rgba(201,242,77,.4);border-radius:999px;
  padding:4px 13px;font-size:12px;font-weight:500;letter-spacing:.02em;
}
.badge-cat i{font-size:8px}
.article-hero h1{
  font-size:34px;line-height:1.32;font-weight:700;color:#fff;
  margin:14px 0 18px;max-width:24ch;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:13px;color:rgba(255,255,255,.66)}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.35)}
.meta-row i{color:var(--brand-light);margin-right:5px}

/* ============ 正文布局 ============ */
.article-section{padding:44px 0 0}
.article-layout{margin-bottom:0}
.article-content{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px 26px;box-shadow:var(--el1);
  font-size:16px;line-height:1.9;color:var(--text);
  overflow-wrap:break-word;word-break:break-word;
}
@media (min-width:40em){.article-content{padding:40px 42px;max-width:820px}}
.article-content > *:first-child{margin-top:0}
.article-content p{margin:0 0 1.05em}
.article-content h2{
  font-size:24px;line-height:1.4;font-weight:700;color:var(--ink);
  margin:40px 0 16px;padding-left:14px;border-left:4px solid var(--brand);
  scroll-margin-top:110px;
}
.article-content h3{
  font-size:19px;line-height:1.5;font-weight:600;color:var(--ink);
  margin:28px 0 12px;padding-left:0;
  scroll-margin-top:110px;
}
.article-content h4{font-size:17px;font-weight:600;margin:22px 0 10px;color:var(--ink-2)}
.article-content ul{margin:0 0 1.15em}
.article-content ul li{position:relative;padding-left:24px;margin-bottom:9px}
.article-content ul li::before{
  content:"";position:absolute;left:8px;top:.82em;width:6px;height:6px;border-radius:50%;
  background:var(--brand);
}
.article-content ol{margin:0 0 1.15em;counter-reset:li}
.article-content ol li{position:relative;padding-left:28px;margin-bottom:9px;counter-increment:li}
.article-content ol li::before{
  content:counter(li) ".";position:absolute;left:0;top:0;
  color:var(--brand);font-weight:700;font-size:15px;
}
.article-content blockquote{
  margin:0 0 1.2em;padding:16px 20px;
  background:var(--brand-soft);border-left:3px solid var(--brand);
  border-radius:0 10px 10px 0;color:var(--ink-2);font-size:15.5px;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:var(--radius-img);margin:22px 0;box-shadow:var(--el1)}
.article-content figure{margin:22px 0}
.article-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;line-height:1.7}
.article-content table{
  width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;
}
.article-content th,.article-content td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.article-content th{background:var(--brand-soft);color:var(--ink);font-weight:600;white-space:nowrap}
.article-content a{font-weight:500;border-bottom:1px solid rgba(14,163,127,.35)}
.article-content a:hover{border-bottom-color:var(--brand)}
.article-content code{
  background:var(--brand-soft);color:var(--brand-hover);border-radius:6px;
  padding:2px 7px;font-size:14px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.article-content pre{
  background:var(--ink);color:#E6F2EE;border-radius:12px;
  padding:18px 20px;overflow-x:auto;margin:0 0 1.2em;font-size:14px;line-height:1.7;
}
.article-content pre code{background:none;color:inherit;padding:0}
.article-content hr{border:0;border-top:1px solid var(--line);margin:32px 0}
@media (max-width:39.9375em){
  .article-content table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}
  .article-content h2{font-size:21px}
  .article-content h3{font-size:17.5px}
}

/* 空态 */
.empty-state{
  border:1px dashed #C9D6D0;border-radius:var(--radius-card);
  background:#fff;padding:60px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--brand);margin-bottom:14px;display:block}
.empty-state h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:10px;padding:0;border:0}
.empty-state p{font-size:14.5px;color:var(--muted);margin:0 auto 22px;max-width:40ch}

/* 标签行 */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:24px 0 0}
.tag-label{font-size:13px;color:var(--muted);font-weight:600}
.tag-chip{
  font-size:13px;padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--muted);
  transition:.2s var(--ease);
}
.tag-chip:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}

/* 上下篇 */
.nav-posts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
@media (max-width:39.9375em){.nav-posts{grid-template-columns:1fr}}
.post-nav-card{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 20px;box-shadow:var(--el1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.post-nav-card:hover{border-color:var(--brand);box-shadow:var(--el2);transform:translateY(-2px)}
.post-nav-card .kicker{font-size:12px;color:var(--brand);font-weight:600;letter-spacing:.02em;margin-bottom:8px;display:block}
.post-nav-card .ttl{font-size:15px;font-weight:600;color:var(--ink);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-nav-card .sub{font-size:13px;color:var(--muted);margin-top:8px;display:block}

/* 相关推荐 */
.related-block{margin-top:44px}
.block-title{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:20px}
.block-title h2{font-size:22px;font-weight:700;color:var(--ink);line-height:1.4}
.block-title h2 span{color:var(--brand)}
.block-title .more{font-size:13.5px;font-weight:600;color:var(--brand);white-space:nowrap}
.block-title .more i{margin-left:4px;font-size:11px;transition:transform .2s var(--ease)}
.block-title .more:hover i{transform:translateX(4px)}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:63.9375em){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:39.9375em){.card-grid{grid-template-columns:1fr}}
.news-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);box-shadow:var(--el1);position:relative;overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.news-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--brand);z-index:2}
.news-card:hover{border-color:var(--brand);box-shadow:var(--el2);transform:translateY(-2px)}
.news-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#DCE7E2}
.news-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-card:hover .thumb img{transform:scale(1.04)}
.news-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.badge{
  display:inline-block;font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--brand-soft);color:#0B7A5F;border-radius:999px;padding:3px 11px;
}
.news-card h3{
  font-size:16px;font-weight:600;line-height:1.55;color:var(--ink);margin:10px 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:13.5px;line-height:1.75;color:var(--muted);margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card .foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:#8A9A94;border-top:1px solid var(--line);padding-top:12px;
}
.news-card .foot i{color:var(--brand);font-size:11px;transition:transform .2s var(--ease)}
.news-card:hover .foot i{transform:translateX(4px)}

/* 返回入口 */
.back-entry{
  margin-top:32px;background:var(--ink-2);border-radius:var(--radius-card);
  padding:26px 28px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  position:relative;overflow:hidden;
}
.back-entry::after{
  content:"";position:absolute;width:220px;height:220px;right:-70px;bottom:-120px;
  border:1px solid rgba(201,242,77,.16);border-radius:50%;
}
.back-entry p{color:rgba(255,255,255,.72);font-size:14.5px;margin:6px 0 0;position:relative;z-index:1}
.back-entry strong{color:#fff;font-size:18px;font-weight:700;position:relative;z-index:1;display:block}
.back-entry .btn{position:relative;z-index:1}

/* ============ 侧栏 ============ */
.article-side{margin-top:26px}
@media (min-width:64em){
  .article-side{margin-top:0}
  .side-sticky{position:sticky;top:96px}
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--el1);margin-bottom:20px;
}
.side-card h3{
  font-size:15px;font-weight:700;color:var(--ink);margin:0 0 14px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--brand)}
.toc-list li{margin-bottom:2px}
.toc-list a{
  display:block;font-size:14px;color:var(--muted);padding:7px 10px;
  border-radius:8px;border-left:2px solid transparent;line-height:1.6;
  transition:.2s var(--ease);
}
.toc-list a:hover{background:var(--brand-soft);color:var(--brand);border-left-color:var(--brand)}
.toc-list a.toc-sub{padding-left:22px;font-size:13.5px}
.entry-list li{margin-bottom:4px}
.entry-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--text);padding:10px 12px;border-radius:10px;
  border:1px solid var(--line);transition:.2s var(--ease);
}
.entry-list a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.entry-list a i{font-size:11px;color:var(--brand)}
.subscribe-card{background:var(--brand-soft);border-color:rgba(14,163,127,.2)}
.subscribe-card h3::before{background:var(--brand-hover)}
.subscribe-card p{font-size:13.5px;color:var(--muted);line-height:1.8;margin:0 0 16px}
.live-badge{
  display:inline-flex;align-items:center;gap:7px;background:var(--lime);color:var(--ink);
  border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;letter-spacing:.02em;
}
.live-badge .pulse{
  width:7px;height:7px;border-radius:50%;background:var(--orange);
  animation:pulse 2s infinite var(--ease);
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
.notice-list li{
  position:relative;padding-left:18px;font-size:13.5px;color:var(--muted);
  line-height:1.75;margin-bottom:10px;
}
.notice-list li::before{
  content:"";position:absolute;left:2px;top:.75em;width:6px;height:6px;border-radius:50%;background:var(--brand-light);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);color:rgba(255,255,255,.7);position:relative;
  margin-top:80px;padding-top:56px;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--lime)}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:36px;padding-bottom:40px;
}
@media (max-width:63.9375em){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media (max-width:39.9375em){.footer-grid{grid-template-columns:1fr}}
.footer-brand .brand{color:#fff}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);margin:16px 0 0;max-width:36ch}
.footer-col h3{font-size:15px;font-weight:600;color:#fff;margin:0 0 16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-col a:hover{color:var(--lime)}
.footer-cta p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.6);margin:0 0 16px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;display:flex;flex-wrap:wrap;gap:8px 22px;
  font-size:13px;color:rgba(255,255,255,.48);
}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:var(--lime)}

@media (max-width:63.9375em){
  .hot-tags,.nav-search,.topbar > .btn{display:none}
  .nav-toggle{display:grid}
  .article-hero h1{font-size:27px;max-width:100%}
}
@media (max-width:39.9375em){
  .article-hero{padding:26px 0 34px}
  .article-hero h1{font-size:24px}
  .article-section{padding:30px 0 0}
  .article-content{padding:22px 18px;border-radius:12px}
  .site-footer{margin-top:56px;padding-top:44px}
}

/* roulang page: category1 */
:root{
  --ink:#0B1412;
  --ink-2:#10201C;
  --brand:#0EA37F;
  --brand-light:#17C79A;
  --brand-dark:#0B8C6C;
  --brand-soft:#EEF7F3;
  --lime:#C9F24D;
  --orange:#FF6A3D;
  --page:#F5F8F6;
  --card:#FFFFFF;
  --line:#E3EAE6;
  --text:#1B2522;
  --muted:#5A6B65;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --r-pill:999px;
  --el1:0 1px 2px rgba(11,20,18,.06);
  --el2:0 8px 24px -12px rgba(11,20,18,.18);
  --el3:0 16px 40px -18px rgba(11,20,18,.28);
  --ease:cubic-bezier(.2,.6,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--page);
}
body,.button,button,input,select,textarea{font-family:inherit}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover,a:focus{color:var(--brand-dark)}
h1,h2,h3,h4{margin:0;font-family:inherit;color:inherit;font-weight:700;line-height:1.3}
p{margin:0}
button{font:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
::selection{background:var(--brand-soft);color:var(--brand-dark)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:90em){.container{max-width:1280px}}

/* Foundation 覆盖 */
.grid-x{margin-left:-12px;margin-right:-12px;row-gap:24px}
.grid-x>.cell{padding-left:12px;padding-right:12px}
.grid-x>.cell:last-child:not(:first-child){float:none}

/* 顶部导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-stuck{box-shadow:var(--el2)}
.header-bar{padding:14px 0;transition:padding .2s var(--ease)}
.site-header.is-stuck .header-bar{padding:8px 0}
.header-inner{display:flex;align-items:center;gap:18px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-light));
  color:#fff;display:grid;place-items:center;font-size:17px;font-weight:700;line-height:1;
}
.brand-text{font-size:17px;letter-spacing:.01em;white-space:nowrap}
.trend-tags{display:flex;align-items:center;gap:8px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;padding:2px 0}
.trend-tags::-webkit-scrollbar{display:none}
.trend-pill{
  font-size:12px;font-weight:500;letter-spacing:.02em;color:var(--muted);
  background:var(--brand-soft);border:1px solid transparent;border-radius:var(--r-pill);
  padding:5px 12px;white-space:nowrap;transition:all .2s var(--ease);
}
.trend-pill:hover{color:var(--brand-dark);border-color:var(--brand);background:#fff}
.header-search{
  display:flex;align-items:center;flex:0 0 216px;
  background:var(--page);border:1px solid var(--line);border-radius:var(--r-input);overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.header-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-soft)}
.header-search input{flex:1 1 auto;min-width:0;height:38px;border:0;background:transparent;padding:0 12px;font-size:14px;color:var(--text)}
.header-search input:focus{outline:none}
.header-search input::placeholder{color:#93A29C}
.header-search button{width:40px;height:38px;border:0;background:transparent;color:var(--brand);cursor:pointer;transition:color .2s var(--ease)}
.header-search button:hover{color:var(--brand-dark)}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;cursor:pointer;font-size:17px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-dark)}

.header-channels{border-top:1px solid var(--line);background:#fff}
.channel-list{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel-list a{
  position:relative;display:inline-block;padding:12px 14px;font-size:15px;font-weight:500;
  color:var(--muted);white-space:nowrap;border-radius:8px 8px 0 0;transition:all .2s var(--ease);
}
.channel-list a:hover{color:var(--brand-dark);background:var(--brand-soft)}
.channel-list a.active{color:var(--brand-dark);font-weight:700}
.channel-list a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px;background:var(--brand);
}

/* 面包屑 */
.breadcrumb{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb ol{display:flex;align-items:center;gap:8px;padding:12px 0;font-size:13px;color:var(--muted)}
.breadcrumb li{display:flex;align-items:center;gap:8px}
.breadcrumb li+li::before{content:"/";color:#B7C4BE}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand-dark)}
.breadcrumb [aria-current="page"]{color:var(--brand-dark);font-weight:600}

/* Hero */
.hero-light{position:relative;padding:56px 0 52px;overflow:hidden;background:linear-gradient(180deg,#FFFFFF 0%,var(--brand-soft) 100%)}
.hero-light::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.07;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.hero-grid{position:relative;z-index:1;align-items:center;row-gap:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;
  color:var(--brand-dark);background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:5px 14px;margin-bottom:16px;
}
.hero-copy h1{font-size:38px;line-height:1.25;font-weight:700;letter-spacing:-.01em;margin-bottom:16px}
.hero-copy h1 em{font-style:normal;color:var(--brand-dark)}
.hero-sub{font-size:17px;line-height:1.8;color:var(--muted);max-width:36em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px 36px}
.hero-stats li{display:flex;align-items:baseline;gap:8px}
.hero-stats strong{
  font-size:26px;font-weight:700;color:var(--ink);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.hero-stats span{font-size:13px;color:var(--muted)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;cursor:pointer;
  transition:all .2s var(--ease);text-align:center;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--el1)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--el2)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-outline{border-color:var(--brand);color:var(--brand-dark);background:#fff}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:var(--brand-dark)}
.btn-ghost{border-color:var(--lime);color:var(--lime);background:transparent}
.btn-ghost:hover{background:var(--lime);color:var(--ink)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#D8FF66;color:var(--ink);transform:translateY(-1px)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none}

/* 封面直播卡 */
.live-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--el2)}
.live-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#DCE6E1}
.live-media img{width:100%;height:100%;object-fit:cover}
.live-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:62%;
  background:linear-gradient(180deg,rgba(11,20,18,0) 0%,rgba(11,20,18,.78) 100%);
}
.badge-live{
  position:absolute;top:12px;left:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;
  background:var(--lime);color:var(--ink);font-size:12px;font-weight:700;letter-spacing:.04em;
  border-radius:var(--r-pill);padding:4px 12px;
}
.badge-live .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);animation:breathe 2s ease-in-out infinite}
@keyframes breathe{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.78)}}
.live-overlay{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px 18px;color:#fff}
.live-overlay h3{font-size:18px;font-weight:700;color:#fff;margin-bottom:4px}
.live-overlay p{font-size:13px;color:rgba(255,255,255,.82)}
.live-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px}
.live-foot .live-label{font-size:13px;color:var(--muted)}
.live-foot .live-time{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--brand-dark);
  background:var(--brand-soft);border-radius:var(--r-pill);padding:4px 12px;font-variant-numeric:tabular-nums;
}

/* 倒计时条 */
.countdown-bar{background:var(--ink);color:#fff}
.countdown-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0;flex-wrap:wrap}
.countdown-label{display:flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:rgba(255,255,255,.82)}
.countdown-label .dot{width:8px;height:8px;border-radius:50%;background:var(--orange);animation:breathe 2s ease-in-out infinite}
.countdown{display:flex;align-items:center;gap:10px}
.cd-unit{display:flex;align-items:baseline;gap:4px;background:rgba(255,255,255,.06);border-radius:10px;padding:6px 12px}
.cd-unit strong{
  font-size:22px;font-weight:700;color:var(--lime);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.cd-unit span{font-size:12px;color:rgba(255,255,255,.6)}

/* 板块 */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-ink{background:var(--ink-2);color:#fff}
.section-ink h2,.section-ink h3{color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.section-head h2{font-size:28px;letter-spacing:-.01em}
.section-head .section-desc{font-size:15px;color:var(--muted);max-width:42em}
.section-ink .section-desc{color:rgba(255,255,255,.66)}
.section-label{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand-dark);
  margin-bottom:10px;
}
.section-ink .section-label{color:var(--brand-light)}

/* 时间轴 */
.timeline{position:relative;border-top:1px solid var(--line)}
.timeline li{display:flex;gap:24px;padding:24px 16px;border-bottom:1px solid var(--line);transition:background .2s var(--ease),box-shadow .2s var(--ease)}
.timeline li:hover{background:var(--brand-soft);box-shadow:inset 3px 0 0 var(--brand)}
.tl-time{
  flex:0 0 92px;font-size:22px;font-weight:700;color:var(--ink);line-height:1.3;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.tl-body{flex:1 1 auto;min-width:0}
.tl-body h3{font-size:19px;margin-bottom:6px}
.tl-body p{font-size:15px;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;letter-spacing:.02em;
  color:var(--brand-dark);background:var(--brand-soft);border-radius:var(--r-pill);padding:4px 12px;
}
.chip-plain{color:var(--muted);background:#F0F4F2}

/* 看点列表 */
.highlight-list{border-top:1px solid rgba(255,255,255,.12)}
.highlight-list li{
  display:flex;align-items:flex-start;gap:20px;padding:22px 16px;
  border-bottom:1px solid rgba(255,255,255,.12);transition:background .2s var(--ease),box-shadow .2s var(--ease);
}
.highlight-list li:hover{background:rgba(14,163,127,.12);box-shadow:inset 3px 0 0 var(--brand-light)}
.hl-num{
  flex:0 0 46px;font-size:20px;font-weight:700;color:var(--lime);line-height:1.4;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.hl-body{flex:1 1 auto;min-width:0}
.hl-body h3{font-size:18px;margin-bottom:6px}
.hl-body p{font-size:15px;color:rgba(255,255,255,.68)}
.hl-meta{flex:0 0 auto;font-size:13px;color:rgba(255,255,255,.5);font-variant-numeric:tabular-nums;padding-top:4px}

/* 订阅表单 */
.subscribe-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--el2);padding:32px;row-gap:28px;margin:0;
}
.sub-copy h2{font-size:26px;margin-bottom:14px}
.sub-copy p{font-size:15px;color:var(--muted);margin-bottom:18px}
.sub-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--muted);margin-bottom:10px}
.sub-points i{color:var(--brand);margin-top:6px;font-size:12px}
.sub-form label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.sub-form input[type="text"]{
  width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-input);
  padding:0 14px;font-size:15px;background:#fff;color:var(--text);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.sub-form input[type="text"]::placeholder{color:#93A29C}
.sub-form input[type="text"]:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-soft)}
.chip-group{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 24px}
.chip-check{position:relative;display:inline-flex}
.chip-check input{position:absolute;opacity:0;width:1px;height:1px}
.chip-check span{
  display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:0 16px;
  border:1px solid var(--line);border-radius:var(--r-pill);font-size:14px;color:var(--muted);
  cursor:pointer;transition:all .2s var(--ease);background:#fff;
}
.chip-check span:hover{border-color:var(--brand);color:var(--brand-dark)}
.chip-check input:checked+span{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.chip-check input:focus-visible+span{outline:2px solid var(--lime);outline-offset:2px}
.form-note{font-size:13px;color:var(--muted);margin-top:14px}
.form-msg{margin-top:14px;font-size:14px;font-weight:600;min-height:24px}
.form-msg.is-ok{color:var(--brand-dark)}
.form-msg.is-error{color:#C7442A}

/* 常见问题 */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);transition:background .18s var(--ease)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 2px;font-size:18px;font-weight:700;cursor:pointer;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--brand);line-height:1;transition:transform .18s var(--ease)}
.faq-item[open] summary::after{content:"−";transform:rotate(0)}
.faq-item[open]{background:var(--brand-soft)}
.faq-item[open] summary{padding-left:16px;padding-right:16px;color:var(--brand-dark)}
.faq-answer{padding:0 16px 20px;font-size:15px;color:var(--muted)}

/* CTA 条 */
.cta-band{background:var(--ink);color:#fff}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:48px 20px;flex-wrap:wrap}
.cta-inner h2{font-size:26px;margin-bottom:10px;color:#fff}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.68);max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);border-top:2px solid var(--lime)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:56px 0 40px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:32em}
.footer-col h3{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-col a:hover{color:var(--lime)}
.footer-cta p{font-size:14px;color:rgba(255,255,255,.62);margin-bottom:16px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 26px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--lime)}

/* 响应式 */
@media (max-width:63.9375em){
  .trend-tags,.header-search{display:none}
  .nav-toggle{display:inline-flex}
  .header-inner{justify-content:space-between}
  .header-cta{display:none}
  .header-channels{
    position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:80;
    background:#fff;border-top:0;border-left:1px solid var(--line);
    transform:translateX(100%);transition:transform .25s var(--ease);
    padding:80px 0 24px;overflow-y:auto;box-shadow:var(--el3);
  }
  body.nav-open .header-channels{transform:none}
  body.nav-open::before{content:"";position:fixed;inset:0;background:rgba(11,20,18,.45);z-index:70}
  .channel-list{flex-direction:column;align-items:stretch;gap:4px}
  .channel-list a{padding:14px 16px;border-radius:10px;font-size:16px}
  .channel-list a.active{background:var(--brand-soft)}
  .channel-list a.active::after{display:none}
  .section{padding:52px 0}
  .section-tight{padding:44px 0}
  .section-head{margin-bottom:28px}
  .section-head h2{font-size:24px}
  .hero-light{padding:40px 0 36px}
  .hero-copy h1{font-size:29px}
  .hero-sub{font-size:16px}
  .cta-inner{padding:40px 20px}
  .cta-inner h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:40px 0 28px}
  .subscribe-card{padding:24px}
}
@media (max-width:39.9375em){
  .hero-copy h1{font-size:26px}
  .hero-stats{gap:12px 24px}
  .hero-stats strong{font-size:22px}
  .cd-unit{padding:5px 9px}
  .cd-unit strong{font-size:18px}
  .countdown-inner{gap:14px}
  .timeline li{flex-direction:column;gap:8px;padding:20px 14px}
  .tl-time{flex:none;font-size:18px}
  .highlight-list li{flex-direction:column;gap:8px;padding:20px 14px}
  .hl-num{flex:none}
  .hl-meta{padding-top:0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .cta-actions{width:100%}
}

/* roulang page: category3 */
:root{
  --ink:#0B1412;
  --deep:#10201C;
  --brand:#0EA37F;
  --brand-light:#17C79A;
  --brand-dark:#0B8C6C;
  --brand-soft:#EEF7F3;
  --lime:#C9F24D;
  --orange:#FF6A3D;
  --page:#F5F8F6;
  --card:#FFFFFF;
  --line:#E3EAE6;
  --text:#1B2522;
  --muted:#5A6B65;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-input:10px;
  --el1:0 1px 2px rgba(11,20,18,.06);
  --el2:0 8px 24px -12px rgba(11,20,18,.18);
  --el3:0 18px 42px -20px rgba(11,20,18,.28);
  --ease:cubic-bezier(.2,.6,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease)}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;color:var(--text)}
h1{font-size:clamp(26px,4vw,38px);line-height:1.25;letter-spacing:-.01em}
h2{font-size:clamp(22px,2.8vw,30px);line-height:1.3}
h3{font-size:19px;line-height:1.4;font-weight:600}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}
::selection{background:var(--brand);color:#fff}

/* ---------- Foundation 覆盖 ---------- */
body,html{background-color:var(--page)}
.grid-container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}
@media screen and (min-width:64em){.grid-container{max-width:1240px;padding-left:24px;padding-right:24px}}
@media screen and (min-width:90em){.grid-container{max-width:1280px}}
.grid-x.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-x.grid-padding-x>.cell{padding-left:12px;padding-right:12px}
@media screen and (max-width:39.9375em){
  .grid-x.grid-padding-x{margin-left:-8px;margin-right:-8px}
  .grid-x.grid-padding-x>.cell{padding-left:8px;padding-right:8px}
}

/* ---------- 通用组件 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s var(--ease),background-color .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--el1)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--el2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark)}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{background:#D8FF68;color:var(--ink);transform:translateY(-1px);box-shadow:var(--el2)}
.btn-outline-lime{background:transparent;border-color:var(--lime);color:var(--lime)}
.btn-outline-lime:hover{background:var(--lime);color:var(--ink)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}
.btn[disabled]{opacity:.45;cursor:not-allowed}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:500;letter-spacing:.02em;
  background:var(--brand-soft);color:#0B6B55;
}
.badge-live{background:var(--lime);color:var(--ink)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--orange);display:inline-block;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand-dark);
  background:var(--brand-soft);padding:5px 14px;border-radius:999px;
  letter-spacing:.02em;margin-bottom:18px;
}

/* ---------- 页头导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .24s var(--ease)}
.site-header.is-stuck{box-shadow:var(--el2)}
.topbar{background:var(--ink);color:#fff}
.topbar-inner{display:flex;align-items:center;gap:20px;padding-top:14px;padding-bottom:14px;transition:padding .24s var(--ease)}
.site-header.is-stuck .topbar-inner{padding-top:8px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:9px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-light) 100%);
  color:#fff;font-size:17px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.brand-text{font-size:16px;font-weight:700;color:#fff;letter-spacing:.01em;line-height:1.2}
.hotwords{display:flex;align-items:center;gap:8px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.hotwords::-webkit-scrollbar{display:none}
.hotwords a{
  font-size:12px;font-weight:500;letter-spacing:.02em;white-space:nowrap;
  padding:5px 12px;border-radius:999px;color:#C6D5CF;
  border:1px solid rgba(255,255,255,.16);
}
.hotwords a:hover{color:var(--ink);background:var(--lime);border-color:var(--lime)}
.topbar-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.search-box{display:flex;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--r-input);padding:3px 3px 3px 12px;transition:border-color .2s var(--ease),background-color .2s var(--ease)}
.search-box:focus-within{border-color:var(--brand-light);background:rgba(255,255,255,.14)}
.search-box input{background:transparent;border:none;outline:none;color:#fff;width:150px;font-size:14px;padding:6px 0}
.search-box input::placeholder{color:#8FA69E}
.search-box button{
  width:34px;height:34px;border-radius:8px;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
}
.search-box button:hover{background:var(--brand-dark)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;gap:8px;
  min-height:40px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.2);color:#fff;font-size:14px;font-weight:600;
}
.nav-toggle:hover{background:rgba(255,255,255,.1)}

.channelbar{background:#fff;border-bottom:1px solid var(--line)}
.channelbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.channel-list{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;padding:0}
.channel-list::-webkit-scrollbar{display:none}
.channel-list a{
  position:relative;display:inline-block;white-space:nowrap;
  padding:15px 16px;font-size:15px;font-weight:500;color:var(--muted);
}
.channel-list a::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left center;
  transition:transform .22s var(--ease);
}
.channel-list a:hover{color:var(--text)}
.channel-list a:hover::after{transform:scaleX(1)}
.channel-list a.active{color:var(--brand-dark);font-weight:700}
.channel-list a.active::after{transform:scaleX(1)}
.channel-more{display:flex;align-items:center;gap:8px;padding:10px 0;flex-shrink:0}
.channel-more a{font-size:13px;color:var(--muted);padding:6px 12px;border-radius:999px;border:1px solid var(--line)}
.channel-more a:hover{color:var(--brand-dark);border-color:var(--brand-light);background:var(--brand-soft)}

/* 抽屉 */
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
  background:#fff;z-index:90;transform:translateX(102%);
  transition:transform .28s var(--ease);box-shadow:var(--el3);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;font-size:18px;color:var(--muted)}
.drawer-close:hover{background:var(--brand-soft);color:var(--brand-dark)}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:20px}
.drawer-nav a{padding:12px 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--text)}
.drawer-nav a:hover{background:var(--brand-soft)}
.drawer-nav a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:700}
.drawer-search{display:flex;gap:8px;margin-bottom:20px}
.drawer-search input{flex:1;min-height:44px;border:1px solid var(--line);border-radius:var(--r-input);padding:0 14px;background:#fff;outline:none}
.drawer-search input:focus{border-color:var(--brand);box-shadow:0 0 0 2px rgba(23,199,154,.2)}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px}
.drawer-tags a{font-size:12px;font-weight:500;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.drawer-tags a:hover{border-color:var(--brand-light);background:var(--brand-soft);color:var(--brand-dark)}
.drawer-mask{position:fixed;inset:0;background:rgba(11,20,18,.45);z-index:80;opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease)}
.drawer-mask.is-open{opacity:1;visibility:visible}

@media screen and (max-width:63.9375em){
  .hotwords{display:none}
  .search-box{display:none}
  .nav-toggle{display:inline-flex}
  .channelbar{display:none}
}

/* ---------- 面包屑 ---------- */
.crumb{background:#fff;border-bottom:1px solid var(--line)}
.crumb-inner{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:12px 0;flex-wrap:wrap}
.crumb a:hover{color:var(--brand-dark)}
.crumb .sep{color:#B9C6C0}
.crumb .current{color:var(--brand-dark);font-weight:600}

/* ---------- Hero ---------- */
.hero-cat{
  background:linear-gradient(180deg,#EEF7F3 0%,#F5F8F6 100%);
  padding:48px 0 0;
  position:relative;overflow:hidden;
}
.hero-cat::before{
  content:"";position:absolute;right:-120px;top:-140px;width:520px;height:520px;
  border:1px solid rgba(14,163,127,.18);border-radius:50%;pointer-events:none;
}
.hero-cat::after{
  content:"";position:absolute;right:-40px;top:120px;width:300px;height:300px;
  border:1px solid rgba(14,163,127,.12);border-radius:50%;pointer-events:none;
}
.hero-grid{position:relative;z-index:1;align-items:center;padding-bottom:56px}
.hero-copy h1{max-width:15em}
.hero-lead{font-size:17px;color:var(--muted);margin:18px 0 26px;max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;border-top:1px solid var(--line);padding-top:22px;max-width:640px}
.hero-stats div span{display:block;font-size:13px;color:var(--muted);margin-top:2px}
.hero-stats div strong{font-size:20px;font-weight:700;color:var(--brand-dark);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--el2)}
.hero-visual-tag{
  position:absolute;left:14px;top:14px;
  background:var(--lime);color:var(--ink);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  padding:5px 12px;border-radius:999px;
}
.hero-visual-note{
  position:absolute;left:14px;right:14px;bottom:14px;
  background:linear-gradient(180deg,rgba(11,20,18,0) 0%,rgba(11,20,18,.82) 100%);
  border-radius:var(--r-img);padding:38px 16px 14px;color:#fff;
}
.hero-visual-note strong{display:block;font-size:15px;font-weight:600;line-height:1.5}
.hero-visual-note span{font-size:12px;color:#C6D5CF}

/* ---------- 板块 ---------- */
.section{padding:72px 0}
.section-tight{padding:56px 0}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* 图文交替 */
.split{align-items:center;row-gap:28px}
.split + .split{margin-top:64px}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;box-shadow:var(--el1)}
.split-copy h2{margin-bottom:14px}
.split-copy p{color:var(--muted)}
.split-list{margin-top:20px;display:flex;flex-direction:column;gap:12px}
.split-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text)}
.split-list li i{
  flex-shrink:0;width:20px;height:20px;border-radius:50%;margin-top:6px;
  background:var(--brand-soft);color:var(--brand-dark);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-style:normal;font-weight:700;
}
.split-link{display:inline-flex;align-items:center;gap:6px;margin-top:24px;font-size:15px;font-weight:600;color:var(--brand-dark)}
.split-link:hover{gap:10px;color:var(--brand-dark)}
@media screen and (min-width:64em){
  .split-reverse .split-media{order:2}
  .split-reverse .split-copy{order:1}
}

/* 功能矩阵 */
.matrix-card{
  height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.matrix-card:hover{transform:translateY(-2px);box-shadow:var(--el2);border-color:var(--brand-light)}
.matrix-icon{
  width:42px;height:42px;border-radius:11px;margin-bottom:16px;
  background:var(--brand-soft);color:var(--brand-dark);
  display:inline-flex;align-items:center;justify-content:center;
}
.matrix-card h3{font-size:17px;margin-bottom:8px}
.matrix-card p{font-size:14px;color:var(--muted);margin:0}
.matrix-card-cols{row-gap:20px;margin-bottom:0}

/* 步骤 */
.flow-cols{row-gap:20px}
.flow-card{position:relative;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;overflow:hidden}
.flow-card::before{content:"";position:absolute;left:0;top:0;width:100%;height:3px;background:var(--brand);opacity:.9}
.flow-num{
  font-size:30px;font-weight:700;color:var(--brand);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:.02em;margin-bottom:14px;display:block;
}
.flow-card h3{font-size:17px;margin-bottom:8px}
.flow-card p{font-size:14px;color:var(--muted);margin:0}

/* 参数表 */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.table-scroll{overflow-x:auto}
.table-scroll table{width:100%;border-collapse:collapse;min-width:720px}
.table-scroll thead th{
  background:var(--brand-soft);color:#0B6B55;
  font-size:14px;font-weight:600;text-align:left;white-space:nowrap;
  padding:14px 18px;border-bottom:1px solid var(--line);
}
.table-scroll tbody td{
  padding:15px 18px;font-size:15px;border-bottom:1px solid var(--line);color:var(--text);vertical-align:top;
}
.table-scroll tbody tr:last-child td{border-bottom:none}
.table-scroll tbody tr:hover{background:#FAFCFB}
.table-scroll td strong{color:var(--brand-dark)}
.table-note{font-size:13px;color:var(--muted);padding:12px 18px;border-top:1px solid var(--line);background:#FBFDFC}

/* FAQ */
.faq-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:20px;
  padding:20px 4px;font-size:17px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex-shrink:0;font-size:22px;font-weight:400;line-height:1;
  color:var(--brand);transition:transform .18s var(--ease);margin-top:4px;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:var(--brand-dark)}
.faq-body{padding:0 4px 22px;color:var(--muted);font-size:15px;background:transparent;max-width:60em}
.faq-item[open] .faq-body{background:var(--brand-soft);border-radius:0 0 var(--r-card) var(--r-card);padding:18px 20px 22px;margin-bottom:14px}

/* CTA 条 */
.cta-band{
  position:relative;color:#fff;padding:56px 0;overflow:hidden;
  background-color:var(--ink);
  background-image:linear-gradient(90deg,rgba(11,20,18,.94) 0%,rgba(11,20,18,.82) 55%,rgba(11,20,18,.62) 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.cta-band::before{content:"";position:absolute;left:0;top:0;width:100%;height:2px;background:var(--lime);opacity:.85}
.cta-inner{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px}
.cta-copy{max-width:640px}
.cta-copy h2{color:#fff;margin-bottom:10px}
.cta-copy p{color:#C6D5CF;font-size:15px;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#C6D5CF;padding:0 0 26px;position:relative}
.site-footer::before{content:"";position:absolute;left:0;top:0;width:100%;height:2px;background:var(--lime);opacity:.9}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding:56px 0 34px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:14px;color:#9BB0A8;max-width:26em;margin:0}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:#9BB0A8}
.footer-col a:hover{color:var(--lime)}
.footer-cta p{font-size:14px;color:#9BB0A8;margin-bottom:16px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:20px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#7E948C;
}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:63.9375em){
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .hero-cat{padding-top:36px}
  .hero-grid{padding-bottom:44px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 28px}
}
@media screen and (max-width:39.9375em){
  body{font-size:15px;line-height:1.75}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .hero-actions .btn{flex:1 1 auto}
  .section{padding:44px 0}
  .split + .split{margin-top:44px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
}

/* roulang page: category2 */
:root{
  --ink:#0B1412;
  --ink-2:#10201C;
  --brand:#0EA37F;
  --brand-light:#17C79A;
  --brand-deep:#0B8C6C;
  --brand-soft:#EEF7F3;
  --lime:#C9F24D;
  --orange:#FF6A3D;
  --page:#F5F8F6;
  --card:#FFFFFF;
  --line:#E3EAE6;
  --text:#1B2522;
  --muted:#5A6B65;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --radius-input:10px;
  --el1:0 1px 2px rgba(11,20,18,.06);
  --el2:0 8px 24px -12px rgba(11,20,18,.18);
  --el3:0 18px 44px -20px rgba(11,20,18,.32);
  --ease:cubic-bezier(.2,.6,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--page);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--brand-light)}
h1,h2,h3,h4{margin:0 0 .55em;font-weight:700;line-height:1.3;color:var(--text);letter-spacing:0}
h1{font-size:36px;line-height:1.25}
h2{font-size:28px;line-height:1.3}
h3{font-size:19px;line-height:1.4;font-weight:600}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container,.grid-container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px}
.grid-container{max-width:1240px}
.grid-x{margin-left:-12px;margin-right:-12px}
.grid-x>.cell{padding-left:12px;padding-right:12px}
.section{padding:76px 0}
.section-tight{padding:56px 0}
.section-deep{background:var(--ink-2);color:#E4EDE9}
.section-deep h2,.section-deep h3{color:#FFFFFF}
.section-deep p{color:#B9C8C2}
.section-soft{background:var(--brand-soft)}
.section-head{max-width:760px;margin-bottom:36px}
.section-head .eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand);background:var(--brand-soft);border:1px solid #D5EAE2;border-radius:999px;padding:4px 12px;margin-bottom:14px}
.section-deep .section-head .eyebrow{background:rgba(201,242,77,.14);border-color:rgba(201,242,77,.35);color:var(--lime)}
.section-head p{color:var(--muted);font-size:16px;margin-bottom:0}
.section-deep .section-head p{color:#B9C8C2}
.eyebrow{font-size:12px;letter-spacing:.08em;font-weight:600}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--el1)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--el2)}
.btn-outline{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:var(--brand-soft);color:var(--brand-deep)}
.btn-ghost{border-color:rgba(201,242,77,.65);color:var(--lime);background:transparent}
.btn-ghost:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-lime{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-lime:hover{background:#B8E23C;color:var(--ink);transform:translateY(-1px)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-compact{box-shadow:var(--el2);border-bottom-color:#D8E3DE}
.topbar{padding:12px 0;transition:padding .25s var(--ease)}
.site-header.is-compact .topbar{padding:6px 0}
.topbar-inner{display:flex;align-items:center;gap:18px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--ink);color:var(--lime);
  display:inline-flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.site-header.is-compact .brand-mark{width:32px;height:32px;font-size:15px}
.hot-tags{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1 1 auto}
.hot-tags::-webkit-scrollbar{display:none}
.hot-tag{
  flex:0 0 auto;font-size:12px;font-weight:500;letter-spacing:.02em;color:var(--muted);
  background:#F1F5F3;border:1px solid transparent;border-radius:999px;padding:5px 12px;
  transition:all .2s var(--ease);white-space:nowrap;
}
.hot-tag:hover{background:#fff;border-color:var(--brand);color:var(--brand)}
.nav-search{display:flex;align-items:center;gap:0;flex:0 0 auto;background:#F1F5F3;border-radius:var(--radius-input);padding:4px 4px 4px 14px;border:1px solid transparent;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px rgba(14,163,127,.15);background:#fff}
.nav-search input{border:0;background:transparent;outline:none;width:170px;font-size:14px;color:var(--text);min-height:32px}
.nav-search input::placeholder{color:#93A29C}
.nav-search button{border:0;background:var(--brand);color:#fff;border-radius:8px;padding:0 14px;height:32px;font-size:13px;font-weight:600;transition:background-color .2s var(--ease)}
.nav-search button:hover{background:var(--brand-deep)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:var(--radius-btn);min-height:40px;padding:0 14px;font-size:14px;font-weight:600;color:var(--text)}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand)}
.channel-bar{border-top:1px solid var(--line);background:#FBFDFC;transition:background-color .25s var(--ease)}
.channel-bar-inner{display:flex;align-items:center;gap:16px;min-height:48px}
.site-header.is-compact .channel-bar-inner{min-height:42px}
.channel-label{font-size:12px;font-weight:600;color:var(--muted);letter-spacing:.08em;flex:0 0 auto}
.channel-list{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel-list a{
  display:inline-block;flex:0 0 auto;font-size:15px;font-weight:500;color:var(--muted);
  padding:7px 14px;border-radius:999px;white-space:nowrap;
  border:1px solid transparent;transition:all .2s var(--ease);
}
.channel-list a:hover{background:var(--brand-soft);color:var(--brand);border-color:#D5EAE2}
.channel-list a.active{background:var(--ink);color:#fff;border-color:var(--ink);font-weight:600}
.mobile-drawer{
  display:none;position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:90;
  background:#fff;border-left:1px solid var(--line);box-shadow:var(--el3);
  padding:24px 20px;overflow-y:auto;transform:translateX(100%);transition:transform .28s var(--ease);
}
.mobile-drawer.is-open{transform:translateX(0)}
.mobile-drawer h3{font-size:14px;color:var(--muted);letter-spacing:.06em;margin:22px 0 10px}
.mobile-drawer .drawer-link{display:block;padding:11px 12px;border-radius:10px;color:var(--text);font-size:15px;font-weight:500}
.mobile-drawer .drawer-link:hover,.mobile-drawer .drawer-link.active{background:var(--brand-soft);color:var(--brand)}
.mobile-drawer .drawer-close{border:1px solid var(--line);background:#fff;border-radius:10px;min-height:40px;padding:0 14px;font-size:14px;font-weight:600}
.drawer-scrim{display:none;position:fixed;inset:0;background:rgba(11,20,18,.45);z-index:80}
.drawer-scrim.is-open{display:block}

/* ---------- Hero ---------- */
.hero-deep{position:relative;background:var(--ink);color:#fff;padding:64px 0 76px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.28}
.hero-deep::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(11,20,18,.96) 0%,rgba(11,20,18,.72) 52%,rgba(16,32,28,.92) 100%)}
.hero-inner{position:relative;z-index:2}
.hero-deep h1{color:#fff;margin-bottom:16px;max-width:15em}
.hero-badge{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--lime);background:rgba(201,242,77,.14);border:1px solid rgba(201,242,77,.4);border-radius:999px;padding:5px 14px;margin-bottom:18px}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}
.hero-sub{font-size:17px;line-height:1.85;color:#C3D2CC;max-width:36em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;max-width:620px;border-top:1px solid rgba(255,255,255,.14);padding-top:22px}
.hero-stats .stat b{display:block;font-size:22px;font-weight:700;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.hero-stats .stat span{display:block;font-size:13px;color:#9DB0AA;margin-top:2px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#93A6A0;margin-bottom:20px}
.breadcrumb a{color:#B7C7C1}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:#5C716B}
.breadcrumb .current{color:var(--lime)}
.entry-card{background:#fff;border-radius:16px;padding:26px;color:var(--text);box-shadow:var(--el3);border-top:4px solid var(--lime)}
.entry-card h3{font-size:20px;margin-bottom:6px}
.entry-card .entry-note{font-size:14px;color:var(--muted);margin-bottom:18px}
.entry-list li{display:flex;gap:12px;padding:13px 0;border-top:1px solid var(--line)}
.entry-list li:first-child{border-top:0}
.entry-list .num{flex:0 0 auto;width:26px;height:26px;border-radius:8px;background:var(--brand-soft);color:var(--brand-deep);font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.entry-list b{display:block;font-size:15px;font-weight:600;color:var(--text)}
.entry-list span{display:block;font-size:13.5px;color:var(--muted);line-height:1.7}
.entry-card .btn{width:100%;margin-top:18px}

/* ---------- 四步流程 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:8px}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 22px;position:relative;box-shadow:var(--el1);transition:box-shadow .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)}
.step-card:hover{border-color:var(--brand);box-shadow:var(--el2);transform:translateY(-2px)}
.step-card .step-num{font-size:42px;line-height:1;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.02em;margin-bottom:14px}
.step-card h3{margin-bottom:8px}
.step-card p{font-size:14.5px;color:var(--muted);margin-bottom:0}
.step-card .step-tag{display:inline-block;margin-top:14px;font-size:12px;font-weight:600;color:var(--brand-deep);background:var(--brand-soft);border-radius:999px;padding:4px 10px}

/* ---------- 截图说明 ---------- */
.shot-wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:center}
.shot-frame{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--el2);background:#fff}
.shot-frame img{width:100%;border-radius:0}
.shot-frame .caption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--line);background:#FBFDFC}
.area-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.area-list li:last-child{border-bottom:0}
.area-list .marker{flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--brand);margin-top:11px}
.area-list b{display:block;font-size:15.5px;font-weight:600;margin-bottom:2px}
.area-list span{font-size:14.5px;color:var(--muted);line-height:1.75}

/* ---------- 注意事项 ---------- */
.note-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.note-card{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--el1);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.note-card:hover{border-color:var(--brand);box-shadow:var(--el2)}
.note-card .note-icon{flex:0 0 auto;width:40px;height:40px;border-radius:12px;background:var(--brand-soft);color:var(--brand-deep);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}
.note-card h3{font-size:16.5px;margin-bottom:6px}
.note-card p{font-size:14.5px;color:var(--muted);margin-bottom:0}

/* ---------- 快捷入口卡 ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.quick-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--el1);transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);display:flex;flex-direction:column}
.quick-card:hover{border-color:var(--brand);box-shadow:var(--el2);transform:translateY(-2px)}
.quick-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#DDE7E3}
.quick-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.quick-card:hover .thumb img{transform:scale(1.04)}
.quick-card .badge{position:absolute;top:12px;left:12px;font-size:12px;font-weight:600;color:var(--brand-deep);background:rgba(255,255,255,.94);border-radius:999px;padding:4px 11px}
.quick-card .body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.quick-card h3{font-size:17px;margin-bottom:8px}
.quick-card p{font-size:14.5px;color:var(--muted);margin-bottom:16px}
.quick-card .link{margin-top:auto;font-size:14.5px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px}
.quick-card .link::after{content:"→";transition:transform .2s var(--ease)}
.quick-card:hover .link::after{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq-accordion{border:0;background:transparent}
.faq-accordion .accordion-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:12px;overflow:hidden;box-shadow:var(--el1);transition:border-color .2s var(--ease)}
.faq-accordion .accordion-item.is-active{border-color:var(--brand)}
.faq-accordion .accordion-title{
  display:block;position:relative;padding:20px 58px 20px 22px;font-size:17.5px;font-weight:700;
  line-height:1.5;color:var(--text);border:0;background:transparent;
}
.faq-accordion .accordion-title:hover{background:var(--brand-soft);color:var(--brand-deep)}
.faq-accordion .accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  border:0 none;width:auto;height:auto;background:none;font-size:22px;font-weight:400;color:var(--brand);line-height:1;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{content:"−"}
.faq-accordion .accordion-content{padding:0 22px 22px;background:var(--brand-soft);border:0;color:var(--muted);font-size:15px;line-height:1.85}
.faq-accordion .accordion-content p:last-child{margin-bottom:0}
.faq-accordion .accordion-content a{font-weight:600}

/* ---------- CTA ---------- */
.cta-band{background:var(--ink);color:#fff;border-radius:18px;padding:44px;position:relative;overflow:hidden;border-top:3px solid var(--lime)}
.cta-band::after{content:"";position:absolute;right:-60px;bottom:-80px;width:280px;height:280px;border-radius:50%;border:1px solid rgba(255,255,255,.12);opacity:.7}
.cta-band .grid-x{position:relative;z-index:2}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:#B9C8C2;margin-bottom:0;max-width:44em}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#B9C8C2;border-top:2px solid var(--lime);padding:60px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand .brand-mark{background:var(--lime);color:var(--ink)}
.footer-brand p{font-size:14px;line-height:1.8;color:#93A6A0;max-width:34em}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:9px}
.footer-col ul a{font-size:14px;color:#B9C8C2}
.footer-col ul a:hover{color:var(--lime)}
.footer-cta p{font-size:14px;color:#93A6A0;margin-bottom:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;font-size:13px;color:#7E918B}
.footer-bottom a{color:#B9C8C2}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:64em){
  h1{font-size:32px}
  h2{font-size:25px}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .shot-wrap{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .hot-tags{display:none}
}
@media screen and (max-width:48em){
  .section{padding:52px 0}
  .section-tight{padding:40px 0}
  .nav-search{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .mobile-drawer{display:block}
  .hero-deep{padding:44px 0 56px}
  .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .note-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:30px 24px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{justify-content:flex-start}
}
@media screen and (max-width:40em){
  h1{font-size:27px}
  h2{font-size:22px}
  .brand-text{font-size:15px}
  .step-grid{grid-template-columns:minmax(0,1fr)}
  .quick-grid{grid-template-columns:minmax(0,1fr)}
  .channel-label{display:none}
  .hero-actions .btn{width:100%}
}
@media screen and (min-width:90em){
  .container,.grid-container{max-width:1320px}
}

/* roulang page: category4 */
:root{
  --ink:#0B1412;
  --ink-2:#10201C;
  --brand:#0EA37F;
  --brand-dark:#0B8C6C;
  --brand-light:#17C79A;
  --brand-soft:#EEF7F3;
  --lime:#C9F24D;
  --orange:#FF6A3D;
  --bg:#F5F8F6;
  --card:#FFFFFF;
  --line:#E3EAE6;
  --text:#1B2522;
  --muted:#5A6B65;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --el1:0 1px 2px rgba(11,20,18,.06);
  --el2:0 8px 24px -12px rgba(11,20,18,.18);
  --el3:0 18px 40px -18px rgba(11,20,18,.28);
  --ease:cubic-bezier(.2,.6,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;}
p{margin:0 0 1em;}
button{font-family:inherit;}
input,button,select,textarea{font-family:inherit;font-size:inherit;}
.grid-container{max-width:1200px;padding-left:20px;padding-right:20px;}
.grid-x{margin-left:-12px;margin-right:-12px;}
.grid-x > .cell{padding-left:12px;padding-right:12px;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .25s var(--ease);}
.site-header.is-stuck{box-shadow:var(--el2);}
.header-top-inner{display:flex;align-items:center;gap:18px;height:72px;transition:height .25s var(--ease);}
.site-header.is-stuck .header-top-inner{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex:0 0 34px;transition:width .25s var(--ease),height .25s var(--ease);}
.site-header.is-stuck .brand-mark{width:30px;height:30px;flex-basis:30px;font-size:15px;}
.brand-text{font-weight:700;font-size:17px;white-space:nowrap;letter-spacing:.01em;}
.hot-tags{display:flex;align-items:center;gap:8px;overflow-x:auto;flex:1 1 auto;scrollbar-width:none;padding:4px 0;}
.hot-tags::-webkit-scrollbar{display:none;}
.hot-tag{flex:0 0 auto;font-size:12px;color:var(--muted);background:var(--brand-soft);border:1px solid transparent;border-radius:var(--r-pill);padding:4px 12px;line-height:1.6;}
.hot-tag:hover{color:var(--brand-dark);border-color:var(--brand);background:#fff;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.search-box{display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);padding:2px 3px 2px 12px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 2px rgba(14,163,127,.16);}
.search-box input{border:0;outline:0;background:transparent;width:140px;height:34px;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:#9BAAA4;}
.search-box button{border:0;background:var(--brand);color:#fff;width:32px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:13px;transition:background-color .2s var(--ease);}
.search-box button:hover{background:var(--brand-dark);}
.channel-bar{border-top:1px solid var(--line);}
.channel-list{display:flex;align-items:center;gap:6px;overflow-x:auto;padding:6px 0;scrollbar-width:none;}
.channel-list::-webkit-scrollbar{display:none;}
.channel-list a{padding:8px 14px;font-size:14px;color:var(--muted);border-radius:8px;white-space:nowrap;line-height:1.5;min-height:36px;display:inline-flex;align-items:center;}
.channel-list a:hover{background:var(--brand-soft);color:var(--brand-dark);}
.channel-list a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600;}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;justify-content:center;font-size:16px;color:var(--ink);cursor:pointer;}
.mobile-drawer{position:fixed;inset:0;z-index:90;background:rgba(11,20,18,.45);opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);}
.mobile-drawer.is-open{opacity:1;visibility:visible;}
.drawer-panel{position:absolute;top:0;right:0;width:min(86vw,340px);height:100%;background:#fff;padding:20px;overflow-y:auto;transform:translateX(100%);transition:transform .26s var(--ease);}
.mobile-drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);background:#fff;border-radius:10px;font-size:16px;cursor:pointer;color:var(--ink);}
.drawer-panel h4{font-size:13px;color:var(--muted);font-weight:600;margin:18px 0 10px;}
.drawer-links a{display:block;padding:11px 12px;border-radius:10px;color:var(--ink);font-size:15px;}
.drawer-links a:hover{background:var(--brand-soft);color:var(--brand-dark);}
.drawer-links a.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600;}
.drawer-tags{display:flex;flex-wrap:wrap;gap:8px;}
.drawer-tags a{font-size:12px;padding:6px 12px;border-radius:var(--r-pill);background:var(--brand-soft);color:var(--muted);}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;cursor:pointer;min-height:44px;transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);}
.btn-primary{background:var(--brand);color:#fff;}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--el2);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:var(--brand-soft);color:var(--brand-dark);}
.btn-lime{background:var(--lime);color:var(--ink);}
.btn-lime:hover{background:#d8fa72;color:var(--ink);}
.btn-outline-lime{background:transparent;border-color:var(--lime);color:var(--lime);}
.btn-outline-lime:hover{background:var(--lime);color:var(--ink);}
.btn-sm{padding:9px 16px;font-size:14px;min-height:38px;border-radius:9px;}
.btn-lg{padding:15px 28px;font-size:16px;min-height:52px;}
.btn:disabled{opacity:.45;cursor:not-allowed;}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;background:#fff;border-bottom:1px solid var(--line);}
.page-hero::before{content:"";position:absolute;inset:0;background-image:url(/assets/images/backpic/back-2.webp);background-size:cover;background-position:center;opacity:.14;}
.page-hero::after{content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;border:1px solid rgba(14,163,127,.16);border-radius:50%;pointer-events:none;}
.page-hero > .grid-container{position:relative;z-index:2;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:22px 0 6px;flex-wrap:wrap;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand-dark);}
.breadcrumb .sep{color:#B6C4BF;}
.breadcrumb .current{color:var(--brand-dark);}
.hero-body{padding:26px 0 60px;}
.hero-h1{font-size:clamp(26px,3.4vw,38px);line-height:1.26;margin-bottom:16px;letter-spacing:-.01em;}
.hero-sub{font-size:16px;color:var(--muted);max-width:560px;margin-bottom:24px;}
.hero-search{display:flex;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:8px;box-shadow:var(--el2);max-width:560px;transition:border-color .2s var(--ease);}
.hero-search:focus-within{border-color:var(--brand);}
.hero-search input{flex:1 1 auto;min-width:0;border:0;outline:0;padding:8px 12px;font-size:15px;color:var(--text);background:transparent;}
.hero-search input::placeholder{color:#9BAAA4;}
.quick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.quick-tag{font-size:13px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:7px 14px;cursor:pointer;min-height:36px;transition:all .2s var(--ease);}
.quick-tag:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-soft);}
.hero-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--el3);background:#fff;}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.media-badge{position:absolute;left:14px;top:14px;background:var(--lime);color:var(--ink);font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:5px 12px;}
.media-foot{position:absolute;left:0;right:0;bottom:0;padding:38px 18px 16px;background:linear-gradient(180deg,rgba(11,20,18,0),rgba(11,20,18,.86));color:#fff;font-size:14px;line-height:1.6;}
.media-foot strong{display:block;color:#fff;font-size:15px;margin-bottom:2px;}
.media-foot span{color:#C6D6D1;font-size:12.5px;}

/* ---------- sections ---------- */
.section{padding:80px 0;}
.section-sm{padding:58px 0;}
.section-soft{background:var(--brand-soft);}
.section-white{background:#fff;}
.section-head{margin-bottom:34px;}
.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.06em;color:var(--brand-dark);background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 12px;margin-bottom:12px;}
.section-soft .eyebrow{background:#fff;}
.section-head h2{font-size:clamp(22px,2.4vw,28px);}
.section-head p{margin-top:10px;color:var(--muted);font-size:15px;max-width:700px;}
.section-head .head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.link-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.link-more i{transition:transform .2s var(--ease);}
.link-more:hover i{transform:translateX(4px);}

/* ---------- quick help cards ---------- */
.q-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:22px;height:100%;box-shadow:var(--el1);position:relative;overflow:hidden;color:var(--text);transition:box-shadow .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);}
.q-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);}
.q-card:hover{box-shadow:var(--el2);border-color:var(--brand);transform:translateY(-2px);color:var(--text);}
.q-card:hover::before{transform:scaleX(1);}
.q-icon{width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand-dark);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:14px;}
.q-card h3{font-size:17px;margin-bottom:8px;}
.q-card p{font-size:14px;color:var(--muted);margin-bottom:12px;}
.q-links{display:flex;flex-wrap:wrap;gap:6px;}
.q-links span{font-size:12px;color:var(--muted);background:var(--bg);border-radius:var(--r-pill);padding:3px 10px;}

/* ---------- faq ---------- */
.faq-group{margin-bottom:34px;}
.faq-group-title{font-size:18px;display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.faq-group-title i{width:32px;height:32px;border-radius:10px;background:var(--brand-soft);color:var(--brand-dark);display:inline-flex;align-items:center;justify-content:center;font-size:14px;}
.faq-accordion{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:#fff;margin:0;}
.faq-accordion .accordion-item{border-bottom:1px solid var(--line);background:#fff;}
.faq-accordion .accordion-item:last-child{border-bottom:0;}
.faq-accordion .accordion-title{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16.5px;font-weight:600;color:var(--ink);background:#fff;border:0;line-height:1.6;transition:background-color .18s var(--ease),color .18s var(--ease);}
.faq-accordion .accordion-title:hover{background:var(--brand-soft);color:var(--brand-dark);}
.faq-accordion .accordion-title[aria-expanded="true"]{color:var(--brand-dark);background:var(--brand-soft);}
.faq-accordion .accordion-content{padding:4px 20px 22px;background:var(--brand-soft);font-size:15px;color:var(--text);border:0;}
.faq-accordion .accordion-content p{margin:0 0 10px;}
.faq-accordion .accordion-content p:last-child{margin-bottom:0;}
.q-mark{position:relative;width:18px;height:18px;flex:0 0 18px;color:var(--brand-dark);}
.q-mark::before,.q-mark::after{content:"";position:absolute;background:currentColor;border-radius:2px;transition:transform .18s var(--ease);}
.q-mark::before{top:8px;left:0;width:18px;height:2px;}
.q-mark::after{left:8px;top:0;width:2px;height:18px;}
.accordion-title[aria-expanded="true"] .q-mark::after{transform:scaleY(0);}
.faq-empty{border:1px dashed var(--brand);border-radius:var(--r-card);background:#fff;padding:34px 24px;text-align:center;}
.faq-empty h3{font-size:17px;margin-bottom:8px;}
.faq-empty p{color:var(--muted);font-size:14px;margin-bottom:16px;}

/* ---------- checklist ---------- */
.feature-img{width:100%;border-radius:var(--r-card);box-shadow:var(--el2);object-fit:cover;aspect-ratio:4/3;}
.check-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);}
.check-list li:last-child{border-bottom:0;}
.check-list .num{flex:0 0 30px;height:30px;border-radius:9px;background:#fff;border:1px solid var(--line);color:var(--brand-dark);font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;margin-top:3px;}
.check-list strong{display:block;font-size:15.5px;color:var(--ink);margin-bottom:2px;}
.check-list p{font-size:14px;color:var(--muted);margin:0;}

/* ---------- channel nav cards ---------- */
.nav-card{display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;height:100%;box-shadow:var(--el1);color:var(--text);transition:box-shadow .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);}
.nav-card:hover{border-color:var(--brand);box-shadow:var(--el2);transform:translateY(-2px);color:var(--text);}
.nav-card img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.nav-card-body{padding:18px 20px 20px;}
.nav-card-body h3{font-size:17px;margin-bottom:6px;}
.nav-card-body p{font-size:14px;color:var(--muted);margin-bottom:12px;}
.nav-card-link{font-size:14px;font-weight:600;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px;}
.nav-card-link i{transition:transform .2s var(--ease);}
.nav-card:hover .nav-card-link i{transform:translateX(4px);}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:#D6E3DF;padding:64px 0;position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;left:-120px;bottom:-220px;width:460px;height:460px;border:1px solid rgba(201,242,77,.18);border-radius:50%;pointer-events:none;}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-inner h2{color:#fff;font-size:clamp(21px,2.3vw,27px);margin-bottom:10px;}
.cta-inner p{color:#A6BAB5;font-size:15px;margin:0;max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#A9BDB7;padding:58px 0 24px;border-top:2px solid var(--lime);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;}
.footer-brand .brand{color:#fff;}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-mark{background:var(--brand);}
.footer-brand p{font-size:14px;color:#8FA5A0;margin-top:14px;max-width:330px;}
.site-footer h3{color:#fff;font-size:15px;margin-bottom:14px;font-weight:600;}
.site-footer ul li{margin-bottom:9px;font-size:14px;}
.site-footer a{color:#A9BDB7;}
.site-footer a:hover{color:var(--lime);}
.footer-cta p{font-size:14px;color:#8FA5A0;margin-bottom:14px;}
.footer-bottom{margin-top:38px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:#7C918C;}
.footer-bottom a{color:#9FB4AF;}

/* ---------- responsive ---------- */
@media screen and (max-width:64em){
  .section{padding:64px 0;}
  .section-sm{padding:48px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .hero-body{padding:20px 0 48px;}
}
@media screen and (max-width:48em){
  .hot-tags{display:none;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .channel-bar{display:none;}
  .header-top-inner{height:60px;gap:12px;}
  .site-header.is-stuck .header-top-inner{height:56px;}
  .section{padding:48px 0;}
  .section-sm{padding:40px 0;}
  .hero-media{margin-top:26px;}
  .hero-search{flex-direction:column;align-items:stretch;border-radius:var(--r-card);}
  .hero-search .btn{width:100%;}
  .cta-band{padding:48px 0;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .faq-accordion .accordion-title{font-size:15.5px;padding:16px;}
  .faq-accordion .accordion-content{padding:2px 16px 18px;}
}
@media screen and (max-width:37.5em){
  .brand-text{font-size:15px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .hero-h1{font-size:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}